import pw from '/home/claude/.npm-global/lib/node_modules/playwright/index.js';
import http from 'http'; import fs from 'fs'; import path from 'path';
import { execSync } from 'child_process';
const { chromium } = pw;

/* ioon-verificar · los seis escenarios adversos + lo que se mide con número.
   Se sirve dist/ en 127.0.0.1 y se mide ahí, no en el disco. */

const RAIZ = 'dist';
const TIPO = { '.html':'text/html;charset=utf-8', '.css':'text/css', '.js':'text/javascript',
               '.woff2':'font/woff2', '.png':'image/png', '.json':'application/json' };
const srv = http.createServer((req,res)=>{
  let p = decodeURIComponent(req.url.split('?')[0]);
  if (p.endsWith('/')) p += 'index.html';
  const f = path.join(RAIZ, p);
  if (!fs.existsSync(f) || fs.statSync(f).isDirectory()) { res.writeHead(404); return res.end('404'); }
  res.writeHead(200, { 'content-type': TIPO[path.extname(f)] ?? 'application/octet-stream' });
  res.end(fs.readFileSync(f));
});
await new Promise(r => srv.listen(4321, '127.0.0.1', r));
const BASE = 'http://127.0.0.1:4321';
const RUTAS = ['/', '/ficha/hombres-necios/', '/ficha/nada-te-turbe/'];

const b = await chromium.launch({ executablePath:'/opt/pw-browsers/chromium' });
const R = {};

/* ── 1 · sin JavaScript ─────────────────────────────────────────────────── */
{
  const c = await b.newContext({ javaScriptEnabled:false, viewport:{width:1280,height:900} });
  const p = await c.newPage();
  R.sinJS = [];
  for (const r of RUTAS) {
    await p.goto(BASE+r, { waitUntil:'load' });
    R.sinJS.push({ ruta:r,
      textoVisible: await p.evaluate(()=>document.body.innerText.trim().length),
      h1: await p.evaluate(()=>document.querySelector('h1')?.innerText ?? null),
      enlaces: await p.evaluate(()=>document.querySelectorAll('a').length) });
  }
  await c.close();
}

/* ── 2 · movimiento reducido ────────────────────────────────────────────── */
{
  const c = await b.newContext({ reducedMotion:'reduce', viewport:{width:1280,height:900} });
  const p = await c.newPage(); await p.goto(BASE+RUTAS[1]);
  R.movReducido = await p.evaluate(()=>{
    const a = document.querySelector('main a') ?? document.querySelector('a');
    return { duracion: getComputedStyle(a).transitionDuration,
             textoVisible: document.body.innerText.trim().length };
  });
  await c.close();
}

/* ── 3 · pestaña oculta ─────────────────────────────────────────────────── */
{
  const c = await b.newContext({ viewport:{width:1280,height:900} });
  const p = await c.newPage();
  await p.addInitScript(() => {
    Object.defineProperty(document,'visibilityState',{get:()=>'hidden'});
    Object.defineProperty(document,'hidden',{get:()=>true});
    window.requestAnimationFrame = () => 0;          // rAF congelado
  });
  await p.goto(BASE+RUTAS[1]);
  R.oculta = await p.evaluate(()=>{
    const inv = [...document.querySelectorAll('h1,h2,p,li')]
      .filter(e=>e.innerText.trim() && getComputedStyle(e).opacity !== '1').length;
    return { textoVisible: document.body.innerText.trim().length, elementosInvisibles: inv };
  });
  await c.close();
}

/* ── 4 · 360 px · 5 · táctil · 6 · objetivos de toque ───────────────────── */
{
  for (const [nom, opc] of [
    ['ancho360', { viewport:{width:360,height:740} }],
    ['tactil',   { viewport:{width:390,height:844}, hasTouch:true, isMobile:true,
                   userAgent:'Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X)' }]]) {
    const c = await b.newContext(opc); const p = await c.newPage();
    R[nom] = [];
    for (const r of RUTAS) {
      await p.goto(BASE+r);
      R[nom].push(await p.evaluate(ruta => {
        const d = document.documentElement;
        const toques = [...document.querySelectorAll('a')].map(a=>{
          const b = a.getBoundingClientRect();
          return { texto:a.innerText.trim().slice(0,22), alto:+b.height.toFixed(1), ancho:+b.width.toFixed(1) };
        }).filter(t=>t.alto>0);
        return { ruta,
          desbordeH: d.scrollWidth - d.clientWidth,
          peorToque: Math.min(...toques.map(t=>t.alto)),
          bajo24: toques.filter(t=>t.alto < 24).map(t=>t.texto),
          bajo44: toques.filter(t=>t.alto < 44).map(t=>t.texto) };
      }, r));
    }
    await c.close();
  }
}

/* ── lo que se mide con número ──────────────────────────────────────────── */
{
  const c = await b.newContext({ viewport:{width:1280,height:900} });
  const p = await c.newPage();
  const red = [];
  p.on('response', r => red.push({ url:r.url(), tipo:r.request().resourceType() }));
  await p.goto(BASE+RUTAS[1], { waitUntil:'networkidle' });
  R.recursos = red.map(r=>({ tipo:r.tipo, url:r.url.replace(BASE,'') }));
  R.js = red.filter(r=>r.tipo==='script').length;
  /* anchos durante el hover: un enlace que ensancha empuja a sus vecinos */
  R.hover = await p.evaluate(async () => {
    const a = document.querySelector('main a') ?? document.querySelector('header a');
    if (!a) return null;
    const antes = a.getBoundingClientRect().width;
    a.dispatchEvent(new MouseEvent('mouseover',{bubbles:true}));
    a.classList.add('__h');
    await new Promise(r=>setTimeout(r,200));
    return { antes:+antes.toFixed(2), despues:+a.getBoundingClientRect().width.toFixed(2) };
  });
  R.meta = await p.evaluate(()=>({
    lang: document.documentElement.lang,
    titulo: document.title,
    descripcion: document.querySelector('meta[name=description]')?.content?.length ?? 0,
    ogImage: document.querySelector('meta[property="og:image"]')?.content ?? null,
    canonica: document.querySelector('link[rel=canonical]')?.href ?? null,
    jsonld: !!document.querySelector('script[type="application/ld+json"]'),
    saltar: !!document.querySelector('.saltar'),
    h1: document.querySelectorAll('h1').length,
  }));
  await c.close();
}
await b.close(); srv.close();

/* bytes en el cable, comprimidos */
const gz = (f) => +(execSync(`gzip -c9 ${f} | wc -c`).toString().trim());
R.bytes = {
  indexHTML: gz('dist/index.html'),
  fichaHTML: gz('dist/ficha/hombres-necios/index.html'),
  fuenteWOFF2: fs.statSync('dist/Commissioner-wght.woff2').size,
  ogPNG: fs.statSync('dist/og/hombres-necios.png').size,
};
console.log(JSON.stringify(R, null, 1));